Atomic Accidents: A History of Nuclear Meltdowns and Disasters: From the Ozark Mountains to Fukushima

by Jim Mahaffey

Kelly, who owned Radium Dial. It was finally closed in 1978 for continual breach of regulatory directives for the safe use of radioactive materials. 23 Tritium, the heaviest isotope of hydrogen, is still a radioactive substance, but

turned inward. The nuclei of the plutonium were forced

him working on the cyclotron at Purdue, trying to produce

adjustable as a means of controlling the fission reaction. In 1952 the power level had been increased